Patent · US Expired

Battery cathode

US6833217B2 · kind B2 · utility

2Cited by
121References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 22, 2002
Grant dateDec 21, 2004
Priority date
Expiry dateJan 24, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49108
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A cathode that includes manganese dioxide and relatively small particles of nonsynthetic, nonexpanded graphite is disclosed. The graphite particles can have an average particle size of less than 20 microns. The cathode can be used in an electrochemical cell, such as a battery.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.